NL171844C - Apparatus for converting two variable quantities into a number of impulses commensurate with the integral form of a product. - Google Patents

Apparatus for converting two variable quantities into a number of impulses commensurate with the integral form of a product.

Info

Publication number
NL171844C
NL171844C NLAANVRAGE7014030,A NL7014030A NL171844C NL 171844 C NL171844 C NL 171844C NL 7014030 A NL7014030 A NL 7014030A NL 171844 C NL171844 C NL 171844C
Authority
NL
Netherlands
Prior art keywords
impulses
commensurate
converting
product
integral form
Prior art date
Application number
NLAANVRAGE7014030,A
Other languages
Dutch (nl)
Other versions
NL7014030A (en
NL171844B (en
Original Assignee
Compteurs Comp D
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Compteurs Comp D filed Critical Compteurs Comp D
Publication of NL7014030A publication Critical patent/NL7014030A/xx
Publication of NL171844B publication Critical patent/NL171844B/en
Application granted granted Critical
Publication of NL171844C publication Critical patent/NL171844C/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/18—Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G06G7/161—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division with pulse modulation, e.g. modulation of amplitude, width, frequency, phase or form
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06J—HYBRID COMPUTING ARRANGEMENTS
    • G06J1/00—Hybrid computing arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Power Engineering (AREA)
  • Evolutionary Computation (AREA)
  • Fuzzy Systems (AREA)
  • Automation & Control Theory (AREA)
  • Analogue/Digital Conversion (AREA)
  • Devices For Dispensing Beverages (AREA)
  • Amplifiers (AREA)
  • Measurement Of Radiation (AREA)
  • Measurement Of Current Or Voltage (AREA)
NLAANVRAGE7014030,A 1969-10-22 1970-09-23 Apparatus for converting two variable quantities into a number of impulses commensurate with the integral form of a product. NL171844C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6936173A FR2063562A5 (en) 1969-10-22 1969-10-22

Publications (3)

Publication Number Publication Date
NL7014030A NL7014030A (en) 1971-04-26
NL171844B NL171844B (en) 1982-12-16
NL171844C true NL171844C (en) 1983-05-16

Family

ID=9041885

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7014030,A NL171844C (en) 1969-10-22 1970-09-23 Apparatus for converting two variable quantities into a number of impulses commensurate with the integral form of a product.

Country Status (13)

Country Link
US (1) US3648182A (en)
AT (1) AT308235B (en)
BE (1) BE754839A (en)
CA (1) CA926011A (en)
CH (1) CH529335A (en)
DE (1) DE2049859A1 (en)
ES (1) ES383528A1 (en)
FR (1) FR2063562A5 (en)
GB (1) GB1269906A (en)
NL (1) NL171844C (en)
NO (1) NO132446C (en)
SE (1) SE363405B (en)
SU (1) SU478470A3 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT327588B (en) * 1971-08-03 1976-02-10 Norma Messtechnik Gmbh CIRCUIT ARRANGEMENT FOR PERFORMANCE OF COMPUTING OPERATIONS FOR ELECTRICAL SIGNALS
US3851158A (en) * 1973-06-29 1974-11-26 Ceske Vysoke Uceni Tech Method and apparatus for deriving the mean value of the product of a pair of analog quantities
DE2444981C2 (en) * 1974-09-20 1984-11-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Circuit arrangement for generating a continuous sequence of pulses, which in particular represent fixed amounts of electrical consumption
NL183424B (en) * 1977-05-16 Enertec ELECTRONIC ENERGY METER.
FR2535061A1 (en) * 1982-10-20 1984-04-27 Enertec ELECTRONIC COUNTER FOR ACTIVE ENERGY MEASUREMENT AND REACTIVE ON A THREE-PHASE NETWORK
FR2570854B1 (en) * 1984-09-25 1991-01-04 Enertec SIGNAL PROCESSING METHOD AND DEVICE
US4926131A (en) * 1987-06-25 1990-05-15 Schlumberger Industries, Inc. Triangle waveform generator for pulse-width amplitude multiplier
US4786877A (en) * 1987-06-25 1988-11-22 Sangamo-Weston Incorporated Amplifier for voltage or current to frequency converter
US4924412A (en) * 1987-06-25 1990-05-08 Schlumberger Industries, Inc. Integrated poly-phase power meter
WO1995033210A1 (en) * 1994-05-26 1995-12-07 Min Li Electrical energy meter
US20080007983A1 (en) * 2006-06-28 2008-01-10 Honeywell International, Inc. Frequency-to-voltage converter with analog multiplication

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA548066A (en) * 1957-10-29 D. Morrill Charles Stabilized electronic multiplier
US2773641A (en) * 1951-01-26 1956-12-11 Goodyear Aircraft Corp Electronic multiplier
US2872109A (en) * 1953-10-29 1959-02-03 Jr Blanchard D Smith Multiplier-integrator circuit
US3226641A (en) * 1961-12-05 1965-12-28 Gen Electric Electronic type converter for producting a d.c. signal proportional to watt input

Also Published As

Publication number Publication date
NL7014030A (en) 1971-04-26
DE2049859A1 (en) 1971-04-29
AT308235B (en) 1973-06-25
GB1269906A (en) 1972-04-06
NO132446B (en) 1975-08-04
NO132446C (en) 1975-11-12
ES383528A1 (en) 1972-12-16
SE363405B (en) 1974-01-14
SU478470A3 (en) 1975-07-25
CA926011A (en) 1973-05-08
FR2063562A5 (en) 1971-07-09
NL171844B (en) 1982-12-16
BE754839A (en) 1971-02-15
CH529335A (en) 1972-10-15
US3648182A (en) 1972-03-07

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Legal Events

Date Code Title Description
V4 Discontinued because of reaching the maximum lifetime of a patent